Description
Application: Genuine Yanmar Marine raw water / sea water flow (loss) switch, OEM 129593-91420, used on Yanmar 6LP-series and related marine diesel engines to detect loss of raw-water cooling flow and trigger an alarm.
Condition: New old stock in original Yanmar Genuine Parts box (box shows shelf wear and handwriting; switch appears unused). Made in Japan.
Buyer must confirm fitment by part number, photos, dimensions, engine model, serial number, and application before purchase.


